38mm Caps
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38-400 Black Ribbed Phenolic Cap with Cone-Shaped Insert, Each
Qorpak
MSRP: $1.00Price: $0.6738-400 Black Phenolic caps with Polyseal cone liners form an exceptionally tight seal and offer a good chemical barrier. This liner molds itself around the sealing areas of the finish as the cap is screwed on, virtually eliminating leakage, evaporation,...QP-CAP-00224-EAMSRP: $1.00Price: $0.67 -
38-400 White Metal Cap, Pulp Polyethylene Lined, Each
Qorpak
MSRP: $1.00Price: $0.6738-400 White Metal Cap, Pulp Polyethylene Lined. Metal caps are resistant to fracture from impact have the widest range of temperature tolerances. White metal caps with pulp/PE liners are the ideal general purpose closure.QP-CAP-00440-EAMSRP: $1.00Price: $0.67 -
38-430 Black Ribbed Phenolic Screw Cap with F217 & PTFE Liner, Each
Qorpak
MSRP: $3.00Price: $2.07Thermoset caps with PTFE liners provide a wide range of chemical compatibility and temperature tolerance. Available in green or black. The foam backed PTFE resists attack from virtually all chemicals at room temperature and provides resilience for a...QP-CAP-00240-EAMSRP: $3.00Price: $2.07 -
38-400 White Metal Cap, Plastisol Lined, Each
Qorpak
MSRP: $1.00Price: $0.74Metal caps are resistant to fracture from impact have the widest range of temperature tolerances. White metal caps with Plastisol liner offer excellent resistance to mild acids as in food products.QP-CAP-00441-EAMSRP: $1.00Price: $0.74 -
38-400 Black Ribbed Phenolic Screw Cap with F217 & PTFE Liner, Each
Qorpak
MSRP: $2.00Price: $1.60Thermoset caps with PTFE liners provide a wide range of chemical compatibility and temperature tolerance. Available in green or black. The foam backed PTFE resists attack from virtually all chemicals at room temperature and provides resilience for a...QP-CAP-00226-EAMSRP: $2.00Price: $1.60 -
33-430 Black Ribbed Phenolic Screw Cap with F217 & PTFE Liner, Each
Qorpak
MSRP: $2.00Price: $1.55Thermoset caps with PTFE liners provide a wide range of chemical compatibility and temperature tolerance. Available in green or black. The foam backed PTFE resists attack from virtually all chemicals at room temperature and provides resilience for a...QP-CAP-00222-EAMSRP: $2.00Price: $1.55 -
38-400 Black Phenolic Cap with 14B Rubber Liner, Autoclavable, Each
Qorpak
Price: $1.1638-400 Black Phenolic caps with White Rubber liners are autoclavable. This liner is compliant with FDA 21 CFR 177.2600 Rubber Articles Intended for Repeated Use. The liner exhibit good resiliency and resistance to moisture vapor. The closures provide...QP-CAP-00490-EAPrice: $1.16 -
2- Port Cap/ Filling Cap for Nalgene® 38-430 Bottles, Complete Kit
CP Lab Safety
MSRP: $77.70Price: $38.93Port Cap for Nalgene Plastic Bottles with a 38-430 bottles, 2-port, with (2) 1/4-28 female ports, PTFE insert with Polypropylene collar. Choose adapters based on your tubing size. A set of plugs in included to maintain a closed system when holes are not...WF-38-2KITMSRP: $77.70Price: $38.93 -
38-400 Black Phenolic Cap with Pulp/Vinyl Liner, Each
Qorpak
MSRP: $1.00Price: $0.4938-400 Black Phenolic caps with pulp and vinyl liners are perfect for general use. The liner is made of a vinyl coating applied to high density polyethylene coated paper and then it is laminated to pulpboard. This general purpose liner is commonly used...QP-CAP-00230-EAMSRP: $1.00Price: $0.49 -
38-430 Black Ribbed Phenolic Cap w/ Rubber & PTFE Faced Liner, case/840
Qorpak
MSRP: $4,369.00Price: $3,872.47Black Screw Caps, 38-430 with PTFE face and Rubber backing. Style: Rubber Backed/PTFE Faced Lined Cap Color: Black Ribbed Material: Phenolic Qty: each Neck Finish: 38-430 Packaging: Bulk packagedQP-CAP-00241MSRP: $4,369.00Price: $3,872.47 -
3-Port Cap/ Filling Cap for Nalgene® 38-430 Bottles, Complete Kit
CP Lab Safety
MSRP: $82.00Price: $45.20Port Cap for Nalgene Plastic Bottles with a 38-430 bottles, 3-port, with (3) 1/4-28 female ports, PTFE insert with PP collar. Choose adapters based on your tubing size. A set of plugs in included to maintain a closed system when holes are not in use. ...WF-38-3KITMSRP: $82.00Price: $45.20 -
4-Port Cap/ Filling Cap for Nalgene® 38-430 Bottles, Complete Kit
CP Lab Safety
MSRP: $86.20Price: $47.42Port Cap for Nalgene Plastic Bottles with a 38-430 bottles, 4-port, with (4) 1/4-28 female ports, PTFE insert with PP collar. Choose adapters based on your tubing size. A set of plugs in included to maintain a closed system when holes are not in use...WF-38-4KITMSRP: $86.20Price: $47.42 -
Wheaton® 33-430 Microlink Open Top PP Caps, PTFE/Silicone Liner, case/50
DWK Life Sciences
Price: $149.00WHEATON® Screw Caps with Polypropylene/Silicone/PTFE liner, Black, 33-430. Ideal for use with biological media, volatile solvents, corrosive chemicals and sensitive compounds Liner is ultrasonically welded to the cap to eliminate the possibility of...DWK-240112Price: $149.00 -
Wheaton® 38-400 PP Caps, White, Foamed Poly Liner, case/72
DWK Life Sciences
MSRP: $34.00Price: $25.75WHEATON® Screw Caps, White, 38-400 with Foamed Polyethylene liner (38-400 Cap, PP White, Foamed PE Liner) 38-400 Caps, PP, White, Foamed Poly Liner. Use these caps with or other manufacturer's numbered glass bottles or vials White polypropylene...DWK-239285MSRP: $34.00Price: $25.75 -
Wheaton® 38-400 PP Caps, White, Poly Vinyl Liner, case/72
DWK Life Sciences
MSRP: $33.20Price: $25.01WHEATON® Screw Caps, White, 38-400 with Poly-Vinyl liner (38-400 Cap, PP White, Poly-Vinyl Liner) 38-400 Caps, PP, White, Poly-Vinyl Liner. Use these caps with or other manufacturer's numbered glass bottles or vials White polypropylene screw cap...DWK-239213MSRP: $33.20Price: $25.01 -
Wheaton® 33-430 Black Phenolic Caps, Hole Cap, Butyl Septa, case/100
DWK Life Sciences
MSRP: $249.00Price: $211.13WHEATON® Screw Caps with Chlorobutyl liner, 33-430 with Butyl Septa. Black phenolic screw cap Open top caps with gray Chlorobutyl/50 septa are ideal for use with media bottles AutoclavableDWK-240680MSRP: $249.00Price: $211.13 -
Wheaton® 33-430 Black Phenolic Caps, PTFE Liner, case/100
DWK Life Sciences
MSRP: $399.00Now: $315.00Was: $383.13WHEATON® Screw Caps, Black, 33-430 with PTFE/14B Rubber liner. Black phenolic screw cap PTFE faced (14B) styrene-butadiene rubber liner provides totally inert inner seal and surface facing the sample or product Designed for the ultimate in...DWK-240480MSRP: $399.00Now: $315.00Was: $383.13 -
Wheaton® 38-400 PP Caps, White, PTFE Liner, case/72
DWK Life Sciences
MSRP: $89.60Price: $80.14WHEATON® Screw Caps, White, 38-400 with PTFE/Foamed Polyethylene liner. Use these caps with or other manufacturer's numbered glass bottles or vials White polypropylene screw cap provides Clear surface for writing on cap PTFE faced foamed...DWK-239237MSRP: $89.60Price: $80.14 -
Nalgene® DS2168-0384 Polypropylene Screw Caps for Media Bottles, 38-430 Autoclavable, case/12
Nalgene
MSRP: $85.00Price: $82.13Polypropylene caps with TPE Septum. Suitable for use with any bottle or container with a 38-430 neck including Nalgene® culture vessels and culture vessel mixing systems, media bottles, and other square bottles. Closure is composed of polypropylene...NG-DS2168-0384MSRP: $85.00Price: $82.13 -
Nalgene® 4114-0038 Vented Caps for 38-430 (125-250mL) Sterile Disposable Flasks, case/12
Nalgene
MSRP: $146.00Price: $141.40Ensure a sterile gas exchange for shaker and suspension cell culture by using Thermo Scientific Nalgene Vented HDPE Closures for Sterile Single Use Erlenmeyer Flasks. Features: Blue high-density polyethylene with hydrophobic 0.2μm PTFE membrane Air...NG-4114-0038MSRP: $146.00Price: $141.40